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Search: id:A013160
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A013160 cos(arctanh(x)+log(x+1))=1-4/2!*x^2+6/3!*x^3-19/4!*x^4+20/5!*x^5... +0
1
1, 0, -4, 6, -19, 20, -70, -1050, 7645, -125640, 1074400, -15186050, 154663825, -2302431300, 27387957350, -445100087250, 6069674521625, -108269831098000, 1666530849522500, -32533793834402250 (list; graph; listen)
OFFSET

0,3

CROSSREFS

Adjacent sequences: A013157 A013158 A013159 this_sequence A013161 A013162 A013163

Sequence in context: A005959 A057393 A012928 this_sequence A034189 A024697 A024874

KEYWORD

sign

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.


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